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function u(t) {
} //
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u(t) is called 60 times per second. t: Elapsed time in seconds. S: Shorthand for Math.sin. C: Shorthand for Math.cos. T: Shorthand for Math.tan. R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5) c: A 1920x1080 canvas. x: A 2D context for that canvas.
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danny@hille.dk
remix of d/23444 by u/danny@hille.dk

function u(t) {

}//
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  • More color, more movement, more vertigo :-)
  • u/danny@hille.dk
    for(c.width=w=384,d=new ImageData(w,w),m=w*w,i=0;m--;)r=((X=m%w-w/2)*X+(Y=m/w-w*.7)*Y)/w,(q=d.data)[i++]=(f=T(C(t)*9+X/r|Y/r+S(t)*8)*w),q[i++]=f/3,q[i++]=S(f-t)*w,q[i++]=w x.putImageData(d,0,0)
  • u/mxfh
    there is also data.set([r,g,b,a],4)
  • u/mxfh
    great to see this is going places.

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u(t) is called 60 times per second. t: elapsed time in seconds. c: A 1920x1080 canvas. x: A 2D context for that canvas. S: Math.sin C: Math.cos T: Math.tan R: Generates rgba-strings, ex.: R(255, 255, 255, 0.5)